A box with the upper right corner cut out.
The handle of a knife with no blade.
No, not that one. This one is long and horizontal.
A person with a diamond head and triangle body.
Correct. A boat that's very heavily loaded at one end.
Correct. An office building.
No, not that one. This one covers almost the whole area except for one corner.
Good, now remove the office building.
Good, now remove the knife with no blade.

Outcome: successful
Speaker comments: That actually went well! We had some wrong answers but I was able to get them out without too much trouble!